This wonderfully clear, fluent, eye-opening book explores what happens when the mind misbehaves: distance is distorted, memory plays tricks, people hear in colour and see in music. Helen Thomson is the science teacher you wish you'd had at school . . . The unruliness of the misfiring brain is what makes Unthinkable so fascinating and so frightening . . . Thomson's book repays careful reading. Don't skip the science to get on to the well-I-never case histories. You need both together. And when the doctors Thomson interviews conclude, at the end of their examinations, that they simply cannot explain the weird workings of the brain, it isn't a dunno of defeat, but of wonder THE TIMES sakriti opis